<template>
  <div class="user-info-head" @click="editCropper()">
    <img :src="options.img" title="点击上传头像" class="img-circle img-lg" />
    <el-dialog
      v-model="open"
      :title="title"
      width="800px"
      append-to-body
      @opened="modalOpened"
      @close="closeDialog"
    >
      <el-row>
        <el-col :xs="24" :md="12" :style="{ height: '350px' }">
          <vue-cropper
            v-if="visible"
            ref="refCropper"
            :img="options.img"
            :info="true"
            :autoCrop="options.autoCrop"
            :autoCropWidth="options.autoCropWidth"
            :autoCropHeight="options.autoCropHeight"
            :fixedBox="options.fixedBox"
            :outputType="options.outputType"
            @realTime="realTime"
          />
        </el-col>
        <el-col :xs="24" :md="12" :style="{ height: '350px' }">
          <div class="avatar-upload-preview">
            <img class="max-w-none" :src="previews.url" :style="previews.img" />
          </div>
        </el-col>
      </el-row>
      <br />
      <el-row>
        <el-col :lg="2" :md="2">
          <el-upload
            action="#"
            :show-file-list="false"
            :http-request="requestUpload"
            :before-upload="beforeUpload"
          >
            <el-button>
              选择
              <IconifyIconOffline :icon="Upload" />
            </el-button>
          </el-upload>
        </el-col>
        <el-col :lg="{ span: 1, offset: 2 }" :md="2">
          <el-button :icon="useRenderIcon(Plus)" @click="changeScale(1)" />
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button :icon="useRenderIcon(Minus)" @click="changeScale(-1)" />
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button :icon="useRenderIcon(RefreshLeft)" @click="rotateLeft()" />
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button :icon="useRenderIcon(RefreshRight)" @click="rotateRight()" />
        </el-col>
        <el-col :lg="{ span: 2, offset: 6 }" :md="2">
          <el-button type="primary" @click="uploadImg()">提 交</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script setup lang="ts">
import { reactive, ref, toRefs } from 'vue'
import 'vue-cropper/dist/index.css'
import { VueCropper } from 'vue-cropper'
import { uploadAvatar } from '@/api/system/user'
import { useUserStore } from '@/store/modules/user'
import { useRenderIcon } from '@/components/ReIcon/src/hooks'
import { message } from '@/utils/message'
import Plus from '@iconify-icons/ep/plus'
import Minus from '@iconify-icons/ep/minus'
import RefreshLeft from '@iconify-icons/ep/refresh-left'
import RefreshRight from '@iconify-icons/ep/refresh-right'
import Upload from '@iconify-icons/ep/upload'
import Avatar from '@/assets/login/avatar.png'

const userStore = useUserStore()
const open = ref(false)
const visible = ref(false)
const title = ref('修改头像')
const refCropper = ref(null)

//图片裁剪数据
const options = reactive({
  img: userStore.avatar || Avatar, // 裁剪图片的地址
  autoCrop: true, // 是否默认生成截图框
  autoCropWidth: 200, // 默认生成截图框宽度
  autoCropHeight: 200, // 默认生成截图框高度
  fixedBox: true, // 固定截图框大小 不允许改变
  outputType: 'png', // 默认生成截图为PNG格式
  // previews: {
  //   url: undefined,
  //   img: undefined
  // }, //预览数据
  // visible: true
})
const data = reactive({
  previews: {
    url: undefined,
    img: undefined,
  },
})
const { previews } = toRefs(data)
/** 编辑头像 */
function editCropper() {
  open.value = true
}
/** 打开弹出层结束时的回调 */
function modalOpened() {
  visible.value = true
}
/** 向左旋转 */
function rotateLeft() {
  refCropper.value.rotateLeft()
}
/** 向右旋转 */
function rotateRight() {
  refCropper.value.rotateRight()
}
/** 图片缩放 */
function changeScale(num) {
  num = num || 1
  refCropper.value.changeScale(num)
}

/** 覆盖默认的上传行为 */
function requestUpload(): any {}

/** 上传预处理 */
function beforeUpload(file) {
  if (file.type.indexOf('image/') == -1) {
    message('文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。', {
      type: 'error',
    })
  } else {
    const reader = new FileReader()
    reader.readAsDataURL(file)
    reader.onload = () => {
      options.img = reader.result as string
    }
  }
}

/** 上传图片 */
function uploadImg() {
  refCropper.value.getCropBlob((data) => {
    // console.log(data, "123");
    const formData = new FormData()
    formData.append('avatarfile', data)
    // console.log(formData, "formData");
    uploadAvatar(formData).then((response: any) => {
      open.value = false
      options.img = response.data.imgUrl
      userStore.avatar = options.img
      message('修改成功', { type: 'success' })
      visible.value = false
    })
  })
}
/** 实时预览 */
function realTime(data) {
  previews.value = data
}
/** 关闭窗口 */
function closeDialog() {
  options.img = userStore.avatar
  visible.value = false
}
</script>

<style lang="scss" scoped>
.img-circle {
  border-radius: 50%;
}

.img-lg {
  width: 120px;
  height: 120px;
}

.user-info-head {
  position: relative;
  display: inline-block;
  height: 120px;
}

.avatar-upload-preview {
  position: relative;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  border-radius: 50%;
  box-shadow: 0 0 4px #ccc;
  overflow: hidden;
}

.user-info-head:hover:after {
  content: '+';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  color: #eee;
  background: rgba(0, 0, 0, 0.5);
  font-size: 24px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: pointer;
  line-height: 110px;
  border-radius: 50%;
}
</style>
